Tengri is the all-encompassing God of Heaven in the traditional Turkic, Yeniseian, Mongolic, and various other nomadic religious beliefs. Some qualities associated with Tengri as the judge and source
Seal from Güyüg Khan's letter to Pope Innocent IV, 1246. The first four words, from top to bottom, left to right, read "möngke ṭngri-yin küčündür" – "Under the power of the eternal heaven".
The Khan Tengri pyramidal peak
The Bulgars were Turkic semi-nomadic warrior tribes that flourished in the Pontic–Caspian steppe and the Volga region between the 5th and 7th centuries. They became known as nomadic equestrians in the
Tengri
…Uighur khagans proclaimed Manichaeism the state religion in the 8th century. The worship of Tengri was brought into Eastern Europe by the Huns and early Bulgars. Tengri is considered to be the chief god who created all things. In addition to this celestial god, they also had minor divinities (Alps) that served…
Bulgars led by Khan Krum pursue the Byzantines at the Battle of Versinikia (813)
A 1926 painting depicting Kubrat (in center), ruler of Great Bulgaria.
Khan Krum defeats the Byzantine Emperor Nicephorus I in the battle of the Varbitsa Pass, Manasses Chronicle
The Madara Rider, an example of Bulgar art in Bulgaria, dated to the beginning of the 8th century